Home / 22,209.40-33,323.32-9,722.99

Finding the Fourth Proportional to 22,209.40, 33,323.32 and 9,722.99

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Solution

The fourth proportional to 22,209.40, 33,323.32 and 9,722.99 is: 14,588.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209.40 : 33,323.32 = 9,722.99 : x
  2. Step 2: Convert to fraction form
    22,209.40/33,323.32 = 9,722.99/x
  3. Step 3: Cross multiply
    22,209.40x = 33,323.32 × 9,722.99
  4. Step 4: Simplify right side
    22,209.40x = 324,002,307.13
  5. Step 5: Solve for x
    x = 324,002,307.13/22,209.40
  6. Step 6: Final answer
    x = 14,588.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.